diff options
Diffstat (limited to 'drivers/infiniband/hw/efa/efa.h')
| -rw-r--r-- | drivers/infiniband/hw/efa/efa.h | 80 |
1 files changed, 55 insertions, 25 deletions
diff --git a/drivers/infiniband/hw/efa/efa.h b/drivers/infiniband/hw/efa/efa.h index 1889dd172a25..96f9c3bc98b2 100644 --- a/drivers/infiniband/hw/efa/efa.h +++ b/drivers/infiniband/hw/efa/efa.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ /* - * Copyright 2018-2020 Amazon.com, Inc. or its affiliates. All rights reserved. + * Copyright 2018-2025 Amazon.com, Inc. or its affiliates. All rights reserved. */ #ifndef _EFA_H_ @@ -20,20 +20,20 @@ #define EFA_IRQNAME_SIZE 40 -/* 1 for AENQ + ADMIN */ -#define EFA_NUM_MSIX_VEC 1 #define EFA_MGMNT_MSIX_VEC_IDX 0 +#define EFA_COMP_EQS_VEC_BASE 1 struct efa_irq { irq_handler_t handler; void *data; - int cpu; + u32 irqn; u32 vector; cpumask_t affinity_hint_mask; char name[EFA_IRQNAME_SIZE]; }; -struct efa_sw_stats { +/* Don't use anything other than atomic64 */ +struct efa_stats { atomic64_t alloc_pd_err; atomic64_t create_qp_err; atomic64_t create_cq_err; @@ -41,11 +41,6 @@ struct efa_sw_stats { atomic64_t alloc_ucontext_err; atomic64_t create_ah_err; atomic64_t mmap_err; -}; - -/* Don't use anything other than atomic64 */ -struct efa_stats { - struct efa_sw_stats sw_stats; atomic64_t keep_alive_rcvd; }; @@ -62,10 +57,18 @@ struct efa_dev { u64 db_bar_addr; u64 db_bar_len; - int admin_msix_vector_idx; + u32 num_irq_vectors; + u32 admin_msix_vector_idx; struct efa_irq admin_irq; struct efa_stats stats; + + /* Array of completion EQs */ + struct efa_eq *eqs; + u32 neqs; + + /* Only stores CQs with interrupts enabled */ + struct xarray cqs_xa; }; struct efa_ucontext { @@ -78,9 +81,19 @@ struct efa_pd { u16 pdn; }; +struct efa_mr_interconnect_info { + u16 recv_ic_id; + u16 rdma_read_ic_id; + u16 rdma_recv_ic_id; + u8 recv_ic_id_valid : 1; + u8 rdma_read_ic_id_valid : 1; + u8 rdma_recv_ic_id_valid : 1; +}; + struct efa_mr { struct ib_mr ibmr; struct ib_umem *umem; + struct efa_mr_interconnect_info ic_info; }; struct efa_cq { @@ -89,8 +102,12 @@ struct efa_cq { dma_addr_t dma_addr; void *cpu_addr; struct rdma_user_mmap_entry *mmap_entry; + struct rdma_user_mmap_entry *db_mmap_entry; size_t size; u16 cq_idx; + /* NULL when no interrupts requested */ + struct efa_eq *eq; + struct ib_umem *umem; }; struct efa_qp { @@ -121,32 +138,44 @@ struct efa_ah { u8 id[EFA_GID_SIZE]; }; +struct efa_eq { + struct efa_com_eq eeq; + struct efa_irq irq; +}; + int efa_query_device(struct ib_device *ibdev, struct ib_device_attr *props, struct ib_udata *udata); -int efa_query_port(struct ib_device *ibdev, u8 port, +int efa_query_port(struct ib_device *ibdev, u32 port, struct ib_port_attr *props); int efa_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr); -int efa_query_gid(struct ib_device *ibdev, u8 port, int index, +int efa_query_gid(struct ib_device *ibdev, u32 port, int index, union ib_gid *gid); -int efa_query_pkey(struct ib_device *ibdev, u8 port, u16 index, +int efa_query_pkey(struct ib_device *ibdev, u32 port, u16 index, u16 *pkey); int efa_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); -void efa_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); +int efa_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); int efa_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata); -struct ib_qp *efa_create_qp(struct ib_pd *ibpd, - struct ib_qp_init_attr *init_attr, - struct ib_udata *udata); -void efa_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); -int efa_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, +int efa_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr, struct ib_udata *udata); +int efa_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata); +int efa_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, + struct uverbs_attr_bundle *attrs); +int efa_create_cq_umem(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, + struct ib_umem *umem, struct uverbs_attr_bundle *attrs); struct ib_mr *efa_reg_mr(struct ib_pd *ibpd, u64 start, u64 length, u64 virt_addr, int access_flags, + struct ib_dmah *dmah, struct ib_udata *udata); +struct ib_mr *efa_reg_user_mr_dmabuf(struct ib_pd *ibpd, u64 start, + u64 length, u64 virt_addr, + int fd, int access_flags, + struct ib_dmah *dmah, + struct uverbs_attr_bundle *attrs); int efa_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata); -int efa_get_port_immutable(struct ib_device *ibdev, u8 port_num, +int efa_get_port_immutable(struct ib_device *ibdev, u32 port_num, struct ib_port_immutable *immutable); int efa_alloc_ucontext(struct ib_ucontext *ibucontext, struct ib_udata *udata); void efa_dealloc_ucontext(struct ib_ucontext *ibucontext); @@ -156,13 +185,14 @@ void efa_mmap_free(struct rdma_user_mmap_entry *rdma_entry); int efa_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *init_attr, struct ib_udata *udata); -void efa_destroy_ah(struct ib_ah *ibah, u32 flags); +int efa_destroy_ah(struct ib_ah *ibah, u32 flags); int efa_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_udata *udata); enum rdma_link_layer efa_port_link_layer(struct ib_device *ibdev, - u8 port_num); -struct rdma_hw_stats *efa_alloc_hw_stats(struct ib_device *ibdev, u8 port_num); + u32 port_num); +struct rdma_hw_stats *efa_alloc_hw_port_stats(struct ib_device *ibdev, u32 port_num); +struct rdma_hw_stats *efa_alloc_hw_device_stats(struct ib_device *ibdev); int efa_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats, - u8 port_num, int index); + u32 port_num, int index); #endif /* _EFA_H_ */ |